Foolproof mayonnaise

Ingredients

2 free-range egg yolks

1 free-range egg

1 tbsp French mustard

½ lemon, juice only

½ tsp caster sugar

400ml/14¼fl oz vegetable oil

Salt and freshly ground black pepper

Method

Blend all the ingredients except the oil in a food processor for 10-15 seconds, or until well combined. While the motor is running, pour the oil into the food processor very slowly until the well combined and the mixture is thick and glossy.